{"version":"1.0","type":"photo","width":474,"height":768,"title":"negative: Mills Field Municipal Airport of San Francisco, runway grading","url":"https:\/\/static.sfomuseum.org\/media\/152\/782\/119\/3\/1527821193_Ig89a5eajqmxsWt2oAe7JvwnkKyBZQpU_b.jpg","author_name":"SFO Museum","author_url":"https:\/\/collection.sfomuseum.org\/objects\/1511943487\/","provider_name":"SFO Museum","provider_url":"https:\/\/collection.sfomuseum.org\/"}